1. Curves and formal (Co) groups

   • E. J. Ditters

   OriginalPaper Pages: 1 - 20

2. Orthogonal decomposition of modular quadratic forms

   • Larry J. Gerstein

   OriginalPaper Pages: 21 - 30

3. On Carleman estimates for pseudo-differential operators

   • J. J. Duistermaat

   OriginalPaper Pages: 31 - 43

4. Ramification inp-adic Lie extensions

   • Shankar Sen

   OriginalPaper Pages: 44 - 50

5. Semi-regularity and de Rham cohomology

   • Spencer Bloch

   OriginalPaper Pages: 51 - 66

6. The global homological dimension of some algebras of differential operators

   • Jan-Erik Björk

   OriginalPaper Pages: 67 - 78

7. A characterization of orders of finite lattice type

   • M. Auslander
   • K. W. Roggenkamp

   OriginalPaper Pages: 79 - 84

8. On the existence of sub-Markovian resolvents

   • J. C. Taylor

   OriginalPaper Pages: 85 - 93

9. Addendum to polynomial invariants and the integral homology of coverings of knots and links

   • D. W. Summers

   Erratum Pages: 94 - 94